Synonyms and related words :
alcove, bay, bay window, bow window, carrel, casement, casement window, corner, cove, cranny, cubby, cubbyhole, cubicle, fan window, fanlight, grille, lancet window, lantern, lattice, light, louver window, niche, nook, pane, picture window, port, porthole, recess, roomlet, rose window, skylight, snuggery, transom, wicket, window, window bay, window glass, windowpane